000 FZNT31 KNHC 191442 OFFN20 MARINE WEATHER HF VOICE BROADCAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1042 AM EDT FRI APR 19 2013 MARINE WEATHER HF VOICE BROADCAST FOR THE TROPICAL N ATLANTIC FROM 07N TO 22N BETWEEN 55W AND 64W...THE SW N ATLANTIC S OF 31N W OF 65W INCLUDING BAHAMAS...AND THE CARIBBEAN SEA. SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT. SYNOPSIS FOR CARIBBEAN SEA AND TROPICAL N ATLC FROM 07N TO 19N BETWEEN 55W AND 64W .SYNOPSIS...HIGH PRES CENTERED OVER THE CENTRAL ATLC EXTENDS A RIDGE SW ACROSS THE N PORTION OF THE SW N ATLC WATERS. THIS WILL HELP MAINTAIN MODERATE TO FRESH TRADE WINDS ACROSS THE REGION...WITH FRESH TO STRONG WINDS CENTRAL CARIBBEAN AND GULF OF HONDURAS THROUGH SAT. WINDS AND SEAS WILL DIMINISH TO MODERATE SUN THROUGH TUE. NW CARIBBEAN W OF 85W .TODAY...SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .TONIGHT...E WINDS 10 TO 15 KT...BECOMING 10 TO 20 KT LATE. SEAS 5 TO 7 FT. .SAT AND SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN THROUGH TUE...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. CARIBBEAN N OF 15N BETWEEN 72W AND 85W .TODAY...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .TONIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SAT AND SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SUN THROUGH TUE...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. CARIBBEAN FROM 11N TO 15N W OF 72W .TODAY...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .TONIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SAT AND SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SUN THROUGH TUE...NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. SW CARIBBEAN S OF 11N .TODAY...NE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT. .TONIGHT...NE WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT LATE. SEAS 4 TO 6 FT. .SAT AND SAT NIGHT...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .SUN THROUGH TUE...NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. CARIBBEAN BETWEEN 64W AND 72W .TODAY...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .TONIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .SAT AND SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .SUN THROUGH TUE...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO 19N W OF 55W .TODAY...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .TONIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SAT AND SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SUN THROUGH TUE...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO 15N W OF 55W .TODAY...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .TONIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. .SAT AND SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SUN THROUGH TUE...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS .SYNOPSIS...A RIDGE FROM 30N65W SW TO S FLORIDA WILL GRADUALLY SHIFT E THROUGH SUN NIGHT IN RESPONSE TO AN UPPER TROUGH OVER THE CENTRAL U.S. THE ASSOCIATED COLD FRONT CURRENTLY ACROSS THE GULF OF MEXICO IS EXPECTED TO MOVE OFF THE COAST OF NORTHERN FLORIDA TONIGHT. THE FRONT WILL SLOWLY WEAKEN TO A TROUGH AS IT REACHES FROM NEAR 31N76W TO S FLORIDA SAT LATE. THE WESTERN PART OF THE FRONT WILL LINGER OVER THE WESTERN PORTION N OF THE BAHAMAS THROUGH TUE. HIGH PRES WILL BUILD S OVER THE FAR NW WATERS BEHIND THE FRONT SAT NIGHT THROUGH TUE. ATLC WATERS FROM 27N TO 31N W OF 77W .TODAY...S WINDS 15 TO 20 KT. SEAS 5 TO 6 FT. .TONIGHT...S WINDS 15 TO 20 KT...BECOMING 10 TO 20 KT LATE. SEAS 5 TO 7 FT. .SAT...SW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SAT NIGHT...N WINDS 10 TO 15 KT...SHIFTING TO NE 10 TO 20 KT LATE. SEAS 5 TO 7 FT. .SUN THROUGH TUE...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W .TODAY...SE WINDS 10 TO 15 KT. SEAS 5 TO 6 FT. .TONIGHT...SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .SAT AND SAT NIGHT...SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. .SUN THROUGH TUE...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. BAHAMAS N OF 22N .TODAY...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .TONIGHT...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. .SAT AND SAT NIGHT...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. .SUN THROUGH TUE...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS .TODAY...E WINDS 15 TO 20 KT. SEAS 6 TO 9 FT. .TONIGHT...E WINDS 15 TO 20 KT. SEAS 7 TO 9 FT. .SAT AND SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SUN THROUGH TUE...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. ATLC WATERS S OF 22N W OF 65W .TODAY...E WINDS 10 TO 20 KT. SEAS 7 TO 9 FT. .TONIGHT...E WINDS 15 TO 25 KT. SEAS 7 TO 9 FT. .SAT AND SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. .SUN THROUGH TUE...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W .TODAY...E WINDS 15 TO 20 KT. SEAS 8 TO 9 FT. .TONIGHT...E WINDS 15 TO 20 KT. SEAS 8 TO 9 FT. .SAT AND SAT NIGHT...E WINDS 15 TO 20 KT. SEAS 7 TO 9 FT. .SUN THROUGH TUE...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.